Connectivity Engineer
Location: GR, , Athens
Department: Engineering
Employment type: Full-time
Required experience: Mid-Senior level
Required education: Unspecified
Industry: Telecommunications
Function: Engineering

Company profile:
Upstream’s mission is to revolutionise the way companies market to consumers through cutting edge technology. This is an opportunity to collaborate with like-minded people in an environment that embraces individual differences and diversity.We offer a challenging and stimulating environment in which employees have the opportunity to work on a vast range of complex projects at the forefront of technical innovation. We are looking for creative, enthusiastic and open-minded individuals to join our innovative team to help both drive our success and uphold our existing reputation within the marketing technology world.What we believeOur values of integrity, perseverance, innovation and respect are at the heart of our company. Our actions are underpinned by these four values, which have become central to Upstream, providing all of our employees with a clear framework from which to make their decisions.1. Integrity &amp; TrustYou are widely trusted and seen as a direct and truthful individual. You present the unvarnished truth in an appropriate and helpful manner, keeping confidences and admitting mistakes without misrepresenting themselves for personal gain.2. PerseveranceYou pursue work and life with energy, drive and a need to finish; you seldom give up before finishing, especially in the face of resistance or setbacks.3. InnovationYou have good judgement about which creative ideas and suggestions will work and a sense about managing the creative process of others. You have the ability to facilitate effective brainstorming and project how potential ideas may play out in the marketplace.4. RespectYou invest time in peers and demonstrates value and reverence for others when due, encouraging co-workers to express opinions and ideas. You promote equality within the workplace, encouraging praise and recognition from employee to employee as well as from the superiors. Professional Development at UpstreamUpstream offers a variety of resources and a range of opportunities to inspire the best possible performance from our employees. Our vast range of departments and global activities provide a strong platform for career development and professional progression. We boast various methods of progression within the company; whether through an upward advancement within a chosen field, expansion across departments or relocation to another office, creating the opportunity to gain both valuable experience and further insight into the international workings of the business. At Upstream, employees have the opportunity to learn new skills, work across different disciplines and global departments and move into new challenges, all within the same company.

Job description:
As a Connectivity Engineer you will bring domain specific knowledge, skills, and best practices to a team of talented professionals who have created a world-class technical infrastructure to support Upstream’s growing business. Key AccountabilitiesSetting up, configuring, testing, deploying and supporting Upstream’s SMS gateways in order to establish SMS connectivity between Upstream and its clients for the purposes of large-scale mobile marketing campaigns.Collaborating with several internal and external technical teams in order to deliver the desired connectivity inline with other project requirementsServing as the point of escalation for any SMS connectivity related problems for live projectsParticipating in troubleshooting sessions with client technical teamsProactively administering Upstream’s SMS Gateways in order to ensure the highest level of availability

Requirements:
Knowledge, Skills and ExperienceUniversity degree in Computer Science, Engineering or similar discipline5+ years of professional experience in IT3+ years of hands-on experience with Linux/Unix systems and networking technologies, such as VPNs and switched VLANs.Very good knowledge of TCP/IP, proven experience troubleshooting TCP/IP connectionsUnderstanding of commonly used telecommunications protocols for exchanging SMS messages, including SMPP and HTTPHands-on experience with SMS Gateways, SMSCs or other mobile operator infrastructure componentsGood programming concepts knowledge: algorithms, data structures, network protocols.Excellent written and verbal skills in EnglishOther ConsiderationsPreference will be given to candidates, who in addition to the above requirements have the following qualifications:Experience in working closely with Mobile Network Operators and associated third parties to set up and troubleshoot integration projects.Hands-on experience with programming, preferably in Java or Python Personal CharacteristicsExcellent communication skills.Demonstrated troubleshooting and problem solving skillsSelf-driven with ability to take ownership of issues and follow through to resolutionStrong team player with excellent communication skills. Must be dependable, reliable, and have attention to detail.Must demonstrate the ability to multitask and thrive in a dynamic environment and the ability to balance and prioritize activities to ensure critical items are addressed.

Benefits:
Salary &amp; BenefitsWe offer a competitive base salary and benefits, directly dependent on the candidate’s qualifications and skills. By joining Upstream you will be part of a young, creative and dynamic company undergoing rapid growth and transformation into a global market leader.